Preferred Label Tree structure            
Income Statement, By Function - Presentation IncomeStatementByFunctionPresentation            
Gross Profit - Presentation   GrossProfitPresentation                
Operating Revenue, Net - Presentation     OperatingRevenueNetPresentation          
Operating Revenue, Gross - Presentation       OperatingRevenueGrossPresentation        
Revenue from Sale of Goods, Gross - Presentation         RevenueSaleGoodsGrossPresentation      
Revenue from Sale of Manufactured Goods           RevenueSaleManufacturedGoods      
Revenue from Sale of Traded Goods           RevenueSaleTradedGoods        
Revenue from Sale of Other Goods           RevenueSaleOtherGoods        
Revenue from Sale of Goods, Gross           RevenueSaleGoodsGross        
Revenue from Services, Gross - Presentation         RevenueServicesGrossPresentation      
Revenue from Communication Services           RevenueCommunicationServices      
Revenue from Logistics and Transport Services - Presentation           RevenueLogisticsTransportServicesPresentation
Revenue from Roadway Operations             RevenueRoadwayOperations    
Revenue from Waterway Operations             RevenueWaterwayOperations    
Revenue from Airway Operations             RevenueAirwayOperations      
Revenue from Logistics and Transport Services             RevenueLogisticsTransportServices  
Revenue from Courier Services           RevenueCourierServices        
Revenue from Infrastructure Services           RevenueInfrastructureServices      
Revenue from Information Technology Services - Presentation           RevenueInformationTechnologyServicesPresentation
Revenue from Software Development             RevenueSoftwareDevelopment    
Revenue from Hardware Maintenance             RevenueHardwareMaintenance    
Revenue from Information Technology Consultancy             RevenueInformationTechnologyConsultancy
Revenue from Information Technology Services             RevenueInformationTechnologyServices
Revenue from Hotels           RevenueHotels            
Revenue from Hospitals and Healthcare Clinics           RevenueHospitalsHealthcareClinics    
Revenue from Entertainment           RevenueEntertainment        
Revenue from Repairs and Maintenance           RevenueRepairsMaintenance      
Revenue from Educational Activities           RevenueEducationalActivities      
Revenue from Membership and Subscriptions Fees           RevenueMembershipSubscriptionsFees    
Revenue from Admission Fees           RevenueAdmissionFees        
Revenue from Erectioning and Commissioning           RevenueErectioningCommissioning    
Revenue from Agencies           RevenueAgencies          
Revenue from Advertising and Publicity           RevenueAdvertisingPublicity      
Revenue from Value Added Services           RevenueValueAddedServices      
Revenue from Real Estate and Property Development           RevenueRealEstatePropertyDevelopment  
Revenue from Other Services           RevenueOtherServices        
Revenue from Services, Gross           RevenueServicesGross        
Revenue from Contract         RevenueContract            
Revenue from Lease Rentals         RevenueLeaseRentals            
Revenue from Hire Charges         RevenueHireCharges            
Revenue from Job Work         RevenueJobWork            
Revenue from Intangible Assets - Presentation         RevenueIntangibleAssetsPresentation      
Revenue from Royalties           RevenueRoyalties          
Revenue from Technical Know-how           RevenueTechnicalKnowhow        
Revenue from Franchise           RevenueFranchise          
Revenue from Licences           RevenueLicences          
Revenue from Contractual Rights           RevenueContractualRights        
Revenue from Intangible Assets           RevenueIntangibleAssets        
Other Operating Revenues         OtherOperatingRevenues          
Operating Revenue, Gross         OperatingRevenueGross          
Duties and Taxes Collected - Presentation       DutiesTaxesCollectedPresentation        
Excise Duty Collected         ExciseDutyCollected            
Service Tax Collected         ServiceTaxCollected            
Other Duties and Taxes Collected         OtherDutiesTaxesCollected          
Duties and Taxes Collected         DutiesTaxesCollected            
Interdivision Transfers       InterdivisionTransfers            
Brokerage, Discounts and Rebates       BrokerageDiscountsRebates          
Sales Returns       SalesReturns                
Other Allowances and Deductions from Sales       OtherAllowancesDeductionsSales          
Share in Operating Revenue of Joint Ventures       ShareOperatingRevenueJointVentures        
Operating Revenue, Net       OperatingRevenueNet            
Cost of Goods and Services - Presentation     CostGoodsServicesPresentation            
Consumption of Materials and Changes in Inventories - Presentation       ConsumptionMaterialsChangesInventoriesPresentation  
Consumption of Raw and Other Materials - Presentation         ConsumptionRawOtherMaterialsPresentation  
Consumption of Raw Materials - Presentation           ConsumptionRawMaterialsPresentation  
Stock of Raw Materials, Opening Balance             StockRawMaterials        
Purchase of Raw Materials During Year             PurchaseRawMaterialsDuringYear  
Incidental Expenses on Purchase of Raw Material             IncidentalExpensesPurchaseRawMaterial
Transfer or Sale or Raw Materials             TransferSaleRawMaterials      
Return of Raw Materials Purchased             ReturnRawMaterialsPurchased    
Adjustments to Raw Materials             AdjustmentsRawMaterials      
Stock of Raw Materials, Closing Balance             StockRawMaterials        
Consumption of Raw Materials             ConsumptionRawMaterials      
Consumption of Packing Materials - Presentation           ConsumptionPackingMaterialsPresentation  
Stock of Packing Materials, Opening Balance             StockPackingMaterials      
Purchase of Packing Materials During Year             PurchasePackingMaterialsDuringYear  
Stock of Packing Materials, Closing Balance             StockPackingMaterials      
Consumption of Packing Materials             ConsumptionPackingMaterials    
Consumption of Stores and Spares - Presentation           ConsumptionStoresSparesPresentation    
Stock of Stores and Spares, Opening Balance             StockStoresSpares        
Purchase of Stores and Spares During Year             PurchaseStoresSparesDuringYear    
Stock of Stores and Spares, Closing Balance             StockStoresSpares        
Consumption of Stores and Spares             ConsumptionStoresSpares      
Consumption of Other Materials - Presentation           ConsumptionOtherMaterialsPresentation  
Stock of Other Materials, Opening Balance             StockOtherMaterials        
Purchase of Other Materials During Year             PurchaseOtherMaterialsDuringYear  
Stock of Other Materials, Closing Balance             StockOtherMaterials        
Consumption of Other Materials             ConsumptionOtherMaterials    
Capitalisation of Raw and Other Materials           CapitalisationRawOtherMaterials      
Consumption of Raw and Other Materials           ConsumptionRawOtherMaterials      
Cost of Traded Goods - Presentation         CostTradedGoodsPresentation        
Stock of Traded Goods, Opening Balance           StockTradedGoods          
Purchase of Traded Goods During Year           PurchaseTradedGoodsDuringYear      
Stock of Traded Goods, Closing Balance           StockTradedGoods          
Cost of Traded Goods           CostTradedGoods          
Increase (Decrease) in Inventories - Presentation         IncreaseDecreaseInventoriesPresentation    
Increase (Decrease) in Finished Goods - Presentation           IncreaseDecreaseFinishedGoodsPresentation
Stock of Finished Goods, Opening Balance             StockFinishedGoods        
Stock of Finished Goods, Closing Balance             StockFinishedGoods        
Increase (Decrease) in Finished Goods             IncreaseDecreaseFinishedGoods    
Increase (Decrease) in Work-in-Progress - Presentation           IncreaseDecreaseWorkinProgressPresentation
Stock of Work-in-Progress, Opening Balance             StockWorkinProgress        
Stock of Work-in-Progress, Closing Balance             StockWorkinProgress        
Increase (Decrease) in Work-in-Progress             IncreaseDecreaseWorkinProgress  
Increase (Decrease) in Other Inventories - Presentation           IncreaseDecreaseOtherInventoriesPresentation
Stock of Other Inventories, Opening Balance             StockOtherInventories      
Stock of Other Inventories, Closing Balance             StockOtherInventories      
Increase (Decrease) in Other Inventories             IncreaseDecreaseOtherInventories  
Increase (Decrease) in Excise Duty on Inventories           IncreaseDecreaseExciseDutyInventories  
Increase (Decrease) in Inventories           IncreaseDecreaseInventories      
Share in Materials and Stocks of Joint Ventures         ShareMaterialsStocksJointVentures      
Consumption of Materials and Changes in Inventories         ConsumptionMaterialsChangesInventories    
Contract Cost - Presentation       ContractCostPresentation            
Site Labour and Supervision Cost in Contracts         SiteLabourSupervisionCostContracts      
Material Cost in Contract         MaterialCostContract            
Depreciation on Assets in Contracts         DepreciationAssetsContracts        
Cost of Transportation of Assets in Contracts         CostTransportationAssetsContracts      
Hire Charges of Assets in Contracts         HireChargesAssetsContracts        
Cost of Design and Technical Assistance in Contracts         CostDesignTechnicalAssistanceContracts    
Warranty cost in Contracts         WarrantycostContracts          
Other Claims in Contracts         OtherClaimsContracts          
Sale of Material, Scrap or Other Assets in Contracts         SaleMaterialScrapOtherAssetsContracts    
Overhead Costs Apportioned to Contracts - Presentation         OverheadCostsApportionedContractsPresentation  
Insurance cost Apportioned to Contract           InsurancecostApportionedContract    
Design and Technical Assistance Apportioned to Contracts           DesignTechnicalAssistanceApportionedContracts
Other Overheads Apportioned to Contracts           OtherOverheadsApportionedContracts    
Overhead Costs Apportioned to Contracts           OverheadCostsApportionedContracts    
Contract Cost         ContractCost              
Manufacturing and Service Costs - Presentation       ManufacturingServiceCostsPresentation      
Cost of Power and Fuel         CostPowerFuel              
Cost of Repairs and Maintenance - Presentation         CostRepairsMaintenancePresentation      
Cost of Repairs and Maintenance on Factory Building           CostRepairsMaintenanceFactoryBuilding  
Cost of Repairs and Maintenance on Plant and Machinery           CostRepairsMaintenancePlantMachinery  
Cost of Repairs and Maintenance on Other Assets           CostRepairsMaintenanceOtherAssets    
Cost of Repairs and Maintenance           CostRepairsMaintenance        
Cost of Information Technology - Presentation         CostInformationTechnologyPresentation    
Cost of Software           CostSoftware            
Cost of Hardware           CostHardware            
Cost of Communication and Connectivity           CostCommunicationConnectivity      
Cost of Information Technology           CostInformationTechnology        
Cost of Insurance         CostInsurance              
Cost of Transportation - Presentation         CostTransportationPresentation        
Cost of Freight           CostFreight            
Cost of Octroi           CostOctroi            
Cost of Loading and Unloading           CostLoadingUnloading        
Cost Other Transporting           CostOtherTransporting        
Cost of Transportation           CostTransportation          
Cost of Lease Rentals         CostLeaseRentals            
Cost of Effluent Disposal         CostEffluentDisposal            
Cost of Site Restoration and Reclamation         CostSiteRestorationReclamation        
Cost of Warehousing         CostWarehousing            
Cost of Taxes and Other Levies By Government and Local Authorities - Presentation         CostTaxesOtherLeviesByGovernmentLocalAuthoritiesPresentation
Central Excise Duty           CentralExciseDuty          
Purchase Tax           PurchaseTax            
Other Cess and Taxes           OtherCessTaxes          
Cost of Taxes and Other Levies By Government and Local Authorities           CostTaxesOtherLeviesByGovernmentLocalAuthorities
Cost Water Charges         CostWaterCharges            
Cost Reimbursable Expenses         CostReimbursableExpenses          
Cost of Technical Services         CostTechnicalServices          
Other Manufacturing and Service Costs         OtherManufacturingServiceCosts        
Allowances in Manufacturing and Service Cost         AllowancesManufacturingServiceCost      
Capitalisation of Manufacturing and Service Cost         CapitalisationManufacturingServiceCost    
Share in Manufacturing and Service Cost of Joint Ventures         ShareManufacturingServiceCostJointVentures  
Manufacturing and Service Costs         ManufacturingServiceCosts          
Employee Related Expenses - Presentation       EmployeeRelatedExpensesPresentation      
Employees Remuneration and Benefits - Presentation         EmployeesRemunerationBenefitsPresentation  
Salary, Wages and Bonus           SalaryWagesBonus          
Commission to Employees           CommissionEmployees        
Employee Stock Compensation Expenses           EmployeeStockCompensationExpenses    
Employee Medical and Insurance Expenses           EmployeeMedicalInsuranceExpenses    
Leave Encashment Expenses           LeaveEncashmentExpenses        
Retirement Benefits - Presentation           RetirementBenefitsPresentation      
Gratuity             Gratuity            
Pension Schemes             PensionSchemes        
Provident Fund             ProvidentFund          
Voluntary Retirement Compensation             VoluntaryRetirementCompensation  
Other Retirement Benefits             OtherRetirementBenefits      
Retirement Benefits             RetirementBenefits        
Employees Remuneration and Benefits           EmployeesRemunerationBenefits      
Staff Welfare Expenses         StaffWelfareExpenses          
Training and Recruitment Expenses         TrainingRecruitmentExpenses        
Other Employee Related Expenses         OtherEmployeeRelatedExpenses        
Capitalisation of Employee Expenses         CapitalisationEmployeeExpenses        
Share  in Employee Related Expenses of Joint Ventures         ShareEmployeeRelatedExpensesJointVentures  
Employee Related Expenses         EmployeeRelatedExpenses          
Cost of Goods and Services       CostGoodsServices              
Gross Profit     GrossProfit                  
Other Income - Presentation   OtherIncomePresentation                
Receipt from Government Grants and Subsidies     ReceiptGovernmentGrantsSubsidies          
Receipt from Export Incentives     ReceiptExportIncentives              
Receipt from Import Entitlements     ReceiptImportEntitlements              
Receipt from Insurance Claims     ReceiptInsuranceClaims              
Receipt from Income from Investments - Presentation     ReceiptIncomeInvestmentsPresentation        
Receipt from Income from Long-Term Investments - Presentation       ReceiptIncomeLongTermInvestmentsPresentation    
Receipt from Interest on Long-Term Investments - Presentation         ReceiptInterestLongTermInvestmentsPresentation
Receipt from Interest on Long-Term Bank Deposits           ReceiptInterestLongTermBankDeposits  
Receipt from Interest on Long-Term Intercorporate Deposits           ReceiptInterestLongTermIntercorporateDeposits
Receipt from Interest on Long-Term Debt Securities           ReceiptInterestLongTermDebtSecurities  
Receipt from Interest on Long-Term Government Securities           ReceiptInterestLongTermGovernmentSecurities
Receipt from Interest on Other Long-Term Investments           ReceiptInterestOtherLongTermInvestments  
Receipt from Interest on Long-Term Investments           ReceiptInterestLongTermInvestments    
Receipt from Dividend on Long-Term Investments - Presentation         ReceiptDividendLongTermInvestmentsPresentation
Receipt from Dividend on Long-Term Equity Securities           ReceiptDividendLongTermEquitySecurities  
Receipt from Dividend on Long-Term Mutual Funds           ReceiptDividendLongTermMutualFunds  
Receipt from Dividend on Other Long-Term Investments           ReceiptDividendOtherLongTermInvestments  
Receipt from Dividend on Long-Term Investments           ReceiptDividendLongTermInvestments    
Receipt from Income from Long-Term Investments         ReceiptIncomeLongTermInvestments      
Receipt from Income from Current Investments - Presentation       ReceiptIncomeCurrentInvestmentsPresentation    
Receipt from Interest on Current Investments - Presentation         ReceiptInterestCurrentInvestmentsPresentation  
Receipt from Interest on Current Bank Deposits           ReceiptInterestCurrentBankDeposits    
Receipt from Interest on Current Intercorporate Deposits           ReceiptInterestCurrentIntercorporateDeposits
Receipt from Interest on Current Debt Securities           ReceiptInterestCurrentDebtSecurities    
Receipt from Interest on Current Government Securities           ReceiptInterestCurrentGovernmentSecurities
Receipt from Interest on Other Current Investments           ReceiptInterestOtherCurrentInvestments  
Receipt from Interest on Current Investments           ReceiptInterestCurrentInvestments    
Receipts from Dividend on Current Investments - Presentation         ReceiptsDividendCurrentInvestmentsPresentation  
Receipt from Dividend on Current Equity Securities           ReceiptDividendCurrentEquitySecurities  
Receipt from Dividend on Current Mutual Funds           ReceiptDividendCurrentMutualFunds    
Receipt from Dividend on Other Current Investments           ReceiptDividendOtherCurrentInvestments  
Receipts from Dividend on Current Investments           ReceiptsDividendCurrentInvestments    
Receipt from Income from Current Investments         ReceiptIncomeCurrentInvestments      
Receipt from Rent on Investment Properties       ReceiptRentInvestmentProperties        
Receipt from Income from Investments       ReceiptIncomeInvestments            
Receipt from Income from Subsidiaries     ReceiptIncomeSubsidiaries              
Receipt from Interest on Income Tax Refund     ReceiptInterestIncomeTaxRefund          
Receipts from Brokerage and Commission     ReceiptsBrokerageCommission            
Sales Tax Benefit     SalesTaxBenefit                  
Foreign Exchange Difference Income     ForeignExchangeDifferenceIncome          
Profit on Sale or Redemption of Investments - Presentation     ProfitSaleRedemptionInvestmentsPresentation      
Profit on Sale or Redemption of Long-Term Investments       ProfitSaleRedemptionLongTermInvestments      
Profit on Sale or Redemption of Current Investments       ProfitSaleRedemptionCurrentInvestments      
Profit on Sale or Redemption of Investments       ProfitSaleRedemptionInvestments        
Profit on Sale or Disposal of Fixed Assets - Presentation     ProfitSaleDisposalFixedAssetsPresentation        
Profit on Sale or Disposal of Tangible Fixed Assets       ProfitSaleDisposalTangibleFixedAssets        
Profit on Sale or Disposal of Intangible Fixed Assets       ProfitSaleDisposalIntangibleFixedAssets      
Profit on Sale or Disposal of Fixed Assets       ProfitSaleDisposalFixedAssets          
Receipts from Job Work     ReceiptsJobWork                
Receipts from Hire Charges     ReceiptsHireCharges                
Receipts from Intangible Assets - Presentation     ReceiptsIntangibleAssetsPresentation          
Receipts from Technical Know-how       ReceiptsTechnicalKnowhow            
Receipts from Franchise       ReceiptsFranchise              
Receipts from Licences       ReceiptsLicences              
Receipts from Contractual Rights       ReceiptsContractualRights            
Receipts from Royalties       ReceiptsRoyalties              
Receipts from Intangible Assets       ReceiptsIntangibleAssets            
Receipts from Repairs and Maintenance     ReceiptsRepairsMaintenance            
Receipts from Membership and Subscriptions Fees     ReceiptsMembershipSubscriptionsFees          
Receipts from Erectioning and Commissioning     ReceiptsErectioningCommissioning          
Other Receipts     OtherReceipts                  
Tax Deducted at Sources from Other Income     TaxDeductedatSourcesOtherIncome          
Other Allowances and Deduction from Other Income     OtherAllowancesDeductionOtherIncome        
Share in Other Income of Joint Ventures     ShareOtherIncomeJointVentures            
Other Income     OtherIncome                  
Administrative, Selling and Other Expenses - Presentation   AdministrativeSellingOtherExpensesPresentation        
Administrative and General Expenses - Presentation     AdministrativeGeneralExpensesPresentation      
Subscriptions and Membership Fees       SubscriptionsMembershipFees          
Electricity Expenses       ElectricityExpenses              
Telephone and Postage       TelephonePostage              
Printing and Stationery       PrintingStationery              
Information Technology Expenses       InformationTechnologyExpenses          
Travelling and Conveyance       TravellingConveyance              
Catering and Canteen Expenses       CateringCanteenExpenses            
Entertainment Expenses       EntertainmentExpenses            
Legal and Professional Charges       LegalProfessionalCharges            
Insurance Expenses       InsuranceExpenses              
Repairs and Maintenance Expenses       RepairsMaintenanceExpenses          
Vehicle Running Expenses       VehicleRunningExpenses            
Rent, Rates and Taxes       RentRatesTaxes              
Safety and Security Expenses       SafetySecurityExpenses            
Auditors Remuneration - Presentation       AuditorsRemunerationPresentation        
Audit Fees         AuditFees                
Consultancy Fees to Auditors - Presentation         ConsultancyFeesAuditorsPresentation      
Legal Consultancy Fees           LegalConsultancyFees          
Tax Consultancy Fees           TaxConsultancyFees          
Management Consultancy Fees           ManagementConsultancyFees      
Other Consultancy Fees           OtherConsultancyFees        
Consultancy Fees to Auditors           ConsultancyFeesAuditors        
Certification Fees         CertificationFees            
Reimbursement of Auditors Expenses         ReimbursementAuditorsExpenses      
Auditors Remuneration         AuditorsRemuneration          
Directors Sitting Fees       DirectorsSittingFees              
Directors Remuneration - Presentation       DirectorsRemunerationPresentation        
Directors Salary         DirectorsSalary              
Directors Commission         DirectorsCommission            
Other Benefits to Directors         OtherBenefitsDirectors          
Directors Remuneration         DirectorsRemuneration          
Donations and Subscriptions       DonationsSubscriptions            
Books and Periodicals       BooksPeriodicals              
Seminars and Conference Expenses       SeminarsConferenceExpenses          
Registration and Filing Fees       RegistrationFilingFees            
Custodial Fees       CustodialFees                
Bank Charges       BankCharges                
Guest House Expenses       GuestHouseExpenses              
Other Administrative and General Expenses       OtherAdministrativeGeneralExpenses        
Administrative and General Expenses       AdministrativeGeneralExpenses          
Selling and Distribution Expenses - Presentation     SellingDistributionExpensesPresentation        
Advertising and Promotional Expenses       AdvertisingPromotionalExpenses          
After Sales Service Expenses       AfterSalesServiceExpenses            
Warranty Claim Expenses       WarrantyClaimExpenses            
Commission Paid to Sole Selling Agents       CommissionPaidSoleSellingAgents        
Commission Paid to Other Selling Agents       CommissionPaidOtherSellingAgents        
Transportation and Distribution Expenses       TransportationDistributionExpenses        
Secondary Packing Expenses       SecondaryPackingExpenses            
Other Selling and Distribution Expenses       OtherSellingDistributionExpenses        
Selling and Distribution Expenses       SellingDistributionExpenses          
Net Provisions Charged - Presentation     NetProvisionsChargedPresentation          
Provision for Bad and Doubtful Debts and Advances Created       ProvisionBadDoubtfulDebtsAdvancesCreated      
Excess Provisions for Bad and Doubtful Debts and Advances Written back       ExcessProvisionsBadDoubtfulDebtsAdvancesWrittenback
Provision for Diminution in Value of Investments Created       ProvisionDiminutionValueInvestmentsCreated    
Provision for Diminution in Value of Current Investments Created       ProvisionDiminutionValueCurrentInvestmentsCreated  
Provision for Diminution in Value of Long-Term Investments Created       ProvisionDiminutionValueLongTermInvestmentsCreated
Excess Provision for Diminution in The Value of Investment Written back       ExcessProvisionDiminutioninValueInvestmentWrittenback
Provision for Contingencies Created       ProvisionContingenciesCreated          
Provision for Warranty Claims Created       ProvisionWarrantyClaimsCreated          
Provision for Statutory Liabilities Created       ProvisionStatutoryLiabilitiesCreated        
Provision for Restructuring Created       ProvisionRestructuringCreated          
Other Provisions Created       OtherProvisionsCreated            
Other Excess Provisions Written back       OtherExcessProvisionsWrittenback        
Net Provisions Charged       NetProvisionsCharged            
Write-off of Assets and Liabilities - Presentation     WriteoffAssetsLiabilitiesPresentation          
Miscellaneous Expenditure Written off - Presentation       MiscellaneousExpenditureWrittenoffPresentation    
Deferred Revenue Expenditure Written off         DeferredRevenueExpenditureWrittenoff    
Preliminary Expenses Written off         PreliminaryExpensesWrittenoff        
Shares and Debentures Issue Written off - Presentation         SharesDebenturesIssueWrittenoffPresentation  
Share Issue Expenses Written off           ShareIssueExpensesWrittenoff      
Debenture Issue Expenses Written off           DebentureIssueExpensesWrittenoff    
Shares and Debentures Issue Written off           SharesDebenturesIssueWrittenoff    
Discount on Issue of Shares and Debentures Written off - Presentation         DiscountIssueSharesDebenturesWrittenoffPresentation
Discount on Issue of Shares Written off           DiscountIssueSharesWrittenoff      
Discount on Issue of Debentures Written off           DiscountIssueDebenturesWrittenoff    
Discount on Issue of Shares and Debentures Written off           DiscountIssueSharesDebenturesWrittenoff  
Financing Charges Written off         FinancingChargesWrittenoff        
Voluntary Retirement Compensation Written off         VoluntaryRetirementCompensationWrittenoff  
Technical Know-how Written off         TechnicalKnowhowWrittenoff        
Other Miscellaneous Expenditure Written off         OtherMiscellaneousExpenditureWrittenoff    
Miscellaneous Expenditure Written off         MiscellaneousExpenditureWrittenoff      
Fixed Assets Written off       FixedAssetsWrittenoff            
Inventories Written off       InventoriesWrittenoff            
Investments Written off       InvestmentsWrittenoff            
Bad Debts and Advances Written off       BadDebtsAdvancesWrittenoff          
Other Assets Written off       OtherAssetsWrittenoff            
Liabilities Written off       LiabilitiesWrittenoff              
Write-off of Assets and Liabilities       WriteoffAssetsLiabilities            
Foreign Exchange Difference Expense     ForeignExchangeDifferenceExpense          
Loss on Sale or Redemption of Investments - Presentation     LossSaleRedemptionInvestmentsPresentation      
Loss on Sale of Long-Term Investments       LossSaleLongTermInvestments          
Loss on Sale of Current Investments       LossSaleCurrentInvestments          
Loss on Sale or Redemption of Investments       LossSaleRedemptionInvestments          
Loss on Sale or Disposal of Fixed Assets - Presentation     LossSaleDisposalFixedAssetsPresentation        
Loss on Sale or Disposal of Tangible Fixed Assets       LossSaleDisposalTangibleFixedAssets        
Loss on Sale or Disposal of Intangible Fixed Assets       LossSaleDisposalIntangibleFixedAssets        
Loss on Sale or Disposal of Fixed Assets       LossSaleDisposalFixedAssets          
Other Expenditure     OtherExpenditure                
Allowances in Administration and Selling Expenses     AllowancesAdministrationSellingExpenses        
Capitalisation of Administration and Selling Expenses     CapitalisationAdministrationSellingExpenses      
Share in Administration and Selling Expenses of Joint Ventures     ShareAdministrationSellingExpensesJointVentures      
Administrative, Selling and Other Expenses     AdministrativeSellingOtherExpenses          
Research and Development Expenditure - Presentation   ResearchDevelopmentExpenditurePresentation        
Cost of Material in Research and Development     CostMaterialResearchDevelopment          
Cost of Labour in Research and Development     CostLabourResearchDevelopment          
Cost of Testing and Trial on Research and Development     CostTestingTrialResearchDevelopment          
Administration and General Expenses in Research and Development     AdministrationGeneralExpensesResearchDevelopment    
Depreciation and Amortisation on Research and Development     DepreciationAmortisationResearchDevelopment      
Other Adjustments in Research and Development     OtherAdjustmentsResearchDevelopment        
Capitalisation of Research and Development Expenditure     CapitalisationResearchDevelopmentExpenditure      
Research and Development Expenditure     ResearchDevelopmentExpenditure          
Restructuring Charges   RestructuringCharges                  
Reversal of Restructuring Charges   ReversalRestructuringCharges              
Depreciation, Amortisation and Impairment - Presentation   DepreciationAmortisationImpairmentPresentation        
Depreciation and Amortisation Expenses - Presentation     DepreciationAmortisationExpensesPresentation      
Depreciation of Tangible Assets       DepreciationTangibleAssets          
Amortisation of Intangible Assets       AmortisationIntangibleAssets          
Depreciation Adjusted Against Revaluation Reserve       DepreciationAdjustedAgainstRevaluationReserve    
Depreciation and Amortisation Expenses       DepreciationAmortisationExpenses        
Depreciation and Amortisation Written back     DepreciationAmortisationWrittenback          
Impairment on Fixed Assets - Presentation     ImpairmentFixedAssetsPresentation          
Impairment on Tangible Fixed Assets       ImpairmentTangibleFixedAssets          
Impairment on Intangible Fixed Assets       ImpairmentIntangibleFixedAssets        
Impairment on Fixed Assets       ImpairmentFixedAssets            
Reversal of Impairment on Fixed Assets - Presentation     ReversalImpairmentFixedAssetsPresentation      
Reversal of Impairment on Tangible Fixed Assets       ReversalImpairmentTangibleFixedAssets      
Reversal of Impairment on Intangible Fixed Assets       ReversalImpairmentIntangibleFixedAssets      
Reversal of Impairment on Fixed Assets       ReversalImpairmentFixedAssets          
Other Write-down of Assets     OtherWritedownAssets              
Reversal of Other Write-down of Assets     ReversalOtherWritedownAssets            
Share of Depreciation, Amortisation and Impairment Expense of Joint Ventures     ShareDepreciationAmortisationImpairmentJointVentures  
Depreciation, Amortisation and Impairment     DepreciationAmortisationImpairment          
Interest and Financial Charges - Presentation   InterestFinancialChargesPresentation            
Interest Expense on Borrowings - Presentation     InterestExpenseBorrowingsPresentation        
Interest Expense on Long-Term Loans - Presentation       InterestExpenseLongTermLoansPresentation    
Interest Expense on Long-Term Loans from Banks         InterestExpenseLongTermLoansBanks      
Interest Expense on Long-Term Loans from Others         InterestExpenseLongTermLoansOthers      
Interest Expense on Long-Term Loans         InterestExpenseLongTermLoans        
Interest Expense on Short-Term Loans - Presentation       InterestExpenseShortTermLoansPresentation    
Interest Expense on Short-Term Loans from Banks         InterestExpenseShortTermLoansBanks      
Interest Expense on Short-Term Loans from Others         InterestExpenseShortTermLoansOthers    
Interest Expense on Short-Term Loans         InterestExpenseShortTermLoans        
Interest Expense on Deposits       InterestExpenseDeposits            
Interest Expense on Debt Securities       InterestExpenseDebtSecurities          
Interest Expense on Other Borrowings       InterestExpenseOtherBorrowings          
Interest Expense on Borrowings       InterestExpenseBorrowings            
Interest on Lease Financing     InterestLeaseFinancing              
Other Interest Charges     OtherInterestCharges                
Discounting Charges     DiscountingCharges                
Guarantee Commission     GuaranteeCommission              
Other Financing Charges     OtherFinancingCharges              
Exchange Difference on Interest and Financial Charges     ExchangeDifferenceInterestFinancialCharges      
Capitalisation of Interest and Financial Expenses - Presentation     CapitalisationInterestFinancialExpensesPresentation    
Capitalisation of Specific Interest and Financial Expenses       CapitalisationSpecificInterestFinancialExpenses    
Capitalisation of General Interest and Financial Expenses       CapitalisationGeneralInterestFinancialExpenses    
Capitalisation of Interest and Financial Expenses       CapitalisationInterestFinancialExpenses      
Share in Interest and Financial Charges of Joint Ventures     ShareInterestFinancialChargesJointVentures        
Interest and Financial Charges     InterestFinancialCharges              
Nonrecurring Income (Expense), Net - Presentation   NonrecurringIncomeExpenseNetPresentation          
Nonrecurring Income     NonrecurringIncome                
Nonrecurring Expenses     NonrecurringExpenses              
Nonrecurring Income (Expense), Net     NonrecurringIncomeExpenseNet            
Net Profit (Loss) from Continuing Operations   NetProfitLossContinuingOperations            
Income (Loss) from Discontinuing Operations - Presentation   IncomeLossDiscontinuingOperationsPresentation        
Revenues Related to Discontinuing Operations     RevenuesRelatedDiscontinuingOperations        
Expenses Related to Discontinuing Operations     ExpensesRelatedDiscontinuingOperations        
Income (Loss) from Discontinuing Operations     IncomeLossDiscontinuingOperations          
Income (Loss) on Disposal or Sale of Discontinuing Operations   IncomeLossDisposalSaleDiscontinuingOperations        
Net Profit (Loss) before Tax   NetProfitLossbeforeTax                
Provision for Taxation - Presentation   ProvisionTaxationPresentation              
Provision for Current Tax     ProvisionCurrentTax                
Provision for Deferred Tax     ProvisionDeferredTax                
Provision for Fringe Benefit Tax     ProvisionFringeBenefitTax              
Provision for Wealth Tax     ProvisionWealthTax                
MAT Credit Entitlement     MATCreditEntitlement              
Provision for Tax of Earlier Years     ProvisionTaxEarlierYears              
Other Adjustments to Tax     OtherAdjustmentsTax              
Provision for Taxation     ProvisionTaxation                
Tax Effect of Discontinuing Operations - Presentation   TaxEffectDiscontinuingOperationsPresentation        
Tax Effect of on Income (Loss) from Discontinuing Operations     TaxEffectIncomeLossDiscontinuingOperations      
Tax Effect of on Sale or Disposal of Discontinuing Operations     TaxEffectSaleDisposalDiscontinuingOperations      
Tax Effect of Discontinuing Operations     TaxEffectDiscontinuingOperations          
Net Profit (Loss) before Extraordinary Items   NetProfitLossbeforeExtraordinaryItems          
Extraordinary Items, Net of Tax - Presentation   ExtraordinaryItemsNetTaxPresentation          
Loss on Attachment of Property, Extraordinary     LossAttachmentPropertyExtraordinary          
Loss on Natural Calamity, Extraordinary     LossNaturalCalamityExtraordinary          
Reversal of Government Grants, Extraordinary     ReversalGovernmentGrantsExtraordinary        
Other Items, Extraordinary     OtherItemsExtraordinary              
Extraordinary Items, Net of Tax     ExtraordinaryItemsNetTax              
Prior Period Items, Net of Tax - Presentation   PriorPeriodItemsNetTaxPresentation            
Prior Period Income     PriorPeriodIncome                
Prior Period Expenses     PriorPeriodExpenses                
Prior Period Items, Net of Tax     PriorPeriodItemsNetTax              
Net Profit (Loss) before Minority Interest and Share of Joint Venture   NetProfitLossbeforeMinorityInterestShareJointVenture      
Share of Earnings in Associates and Joint Ventures - Presentation   ShareEarningsAssociatesJointVenturesPresentation      
Share of Earnings in Associates     ShareEarningsAssociates              
Share of Earnings in Joint Ventures     ShareEarningsJointVentures            
Share of Earnings in Associates and Joint Ventures     ShareEarningsAssociatesJointVentures          
Share of Minority Interest in Profit (Loss)   ShareMinorityInterestProfitLoss              
Adjustments Related to Merger and Acquisitions   AdjustmentsRelatedMergerAcquisitions          
Net Profit (Loss) for Period   NetProfitLoss                    
Amounts Transferred from Reserves - Presentation   AmountsTransferredReservesPresentation          
Amount Transferred from General Reserve     AmountTransferredfromGeneralReserve        
Amount Transferred from Capital Reserves     AmountTransferredfromCapitalReserves        
Amount Transferred from Special Source     AmountTransferredSpecialSource          
Amounts Transferred from Other Reserves     AmountsTransferredfromOtherReserves        
Amounts Transferred from Reserves     AmountsTransferredReserves            
Profit (Loss) Brought Forward   ProfitLossBalance                  
Amount Available for Appropriations   AmountAvailableAppropriations              
Appropriations - Presentation   AppropriationsPresentation                
Appropriations to Reserves - Presentation     AppropriationsReservesPresentation          
Appropriations to General Reserve       AppropriationsGeneralReserve          
Appropriations to Statutory Reserve       AppropriationsStatutoryReserve          
Appropriations to Capital Reserve       AppropriationsCapitalReserve          
Appropriations to Capital Redemption Reserve       AppropriationsCapitalRedemptionReserve      
Appropriations to Debenture Redemption Reserve       AppropriationsDebentureRedemptionReserve    
Appropriations to Other Reserves       AppropriationsOtherReserves          
Appropriations to Reserves       AppropriationsReserves            
Appropriations Equity Dividend - Presentation     AppropriationsEquityDividendPresentation        
Appropriations Interim Dividend       AppropriationsInterimDividend          
Appropriations Final Dividend       AppropriationsFinalDividend          
Appropriations Equity Dividend       AppropriationsEquityDividend          
Appropriations Preferred Dividend     AppropriationsPreferredDividend            
Appropriations Special Dividend     AppropriationsSpecialDividend            
Appropriations for Dividend Distribution Tax - Presentation     AppropriationsDividendDistributionTaxPresentation    
Appropriations for Equity Dividend Distribution Tax       AppropriationsEquityDividendDistributionTax    
Appropriations for Preference Dividend Distribution Tax       AppropriationsPreferenceDividendDistributionTax    
Appropriations for Dividend Distribution Tax       AppropriationsDividendDistributionTax      
Appropriations     Appropriations                  
Profit (Loss) Carried to Balance Sheet   ProfitLossBalance                  
Basic Earnings Per Share - Presentation BasicEarningsPerSharePresentation              
Basic Earnings Per Share before Extraordinary Items     BasicEarningsPerSharebeforeExtraordinaryItems      
Extraordinary Adjustment to Basic Earnings Per Share     ExtraordinaryAdjustmentBasicEarningsPerShare      
Basic Earnings Per Share     BasicEarningsPerShare              
Diluted Earnings Per Share - Presentation DilutedEarningsPerSharePresentation              
Diluted Earnings Per Share before Extraordinary Items     DilutedEarningsPerSharebeforeExtraordinaryItems    
Extraordinary Adjustment to Diluted Earnings Per Share     ExtraordinaryAdjustmentDilutedEarningsPerShare      
Diluted Earnings Per Share     DilutedEarningsPerShare              
Average Number of Shares for Diluted Earnings Per Share - Presentation AverageNumberSharesforDilutedEarningsPerSharePresentation    
Average Number of Shares for Basic Earnings Per Share     AverageNumberSharesforBasicEarningsPerShare      
Adjustment to Average Number of Shares      AdjustmentAverageNumberShares           
Average Number of Shares for Diluted Earnings Per Share     AverageNumberSharesforDilutedEarningsPerShare      
Face Value of Equity Shares FaceValueEquityShares